Okay adb works and here is the output.
doudou@i7:~/Downloads/nakasig-jop40c$ adb shell df Filesystem Size Used Free Blksize /dev 487M 32K 487M 4096 /mnt/secure 487M 0K 487M 4096 /mnt/asec 487M 0K 487M 4096 /mnt/obb 487M 0K 487M 4096 /system 639M 464M 174M 4096 /cache 436M 7M 428M 4096 /data 27G 581M 26G 4096 /mnt/shell/emulated 27G 581M 26G 4096
Okay adb works and here is the output.
doudou@ i7:~/Downloads/ nakasig- jop40c$ adb shell df
Filesystem Size Used Free Blksize
/dev 487M 32K 487M 4096
/mnt/secure 487M 0K 487M 4096
/mnt/asec 487M 0K 487M 4096
/mnt/obb 487M 0K 487M 4096
/system 639M 464M 174M 4096
/cache 436M 7M 428M 4096
/data 27G 581M 26G 4096
/mnt/shell/emulated 27G 581M 26G 4096